doctype
html
  head
    meta(charset="utf-8")
    meta(ame="description", content="ifredom：ifredom博客")
    meta(name="viewport", content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no")
    meta(name="keywords" content="ifredom, nodejs, node, express, connect, socket.io")
    title error
  body
    p #{message}